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Data Analyst
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Freelance Data Analyst
Self-Employed / Freelancer • Self-employed
Oct 2025 - Present • 1 yr 1 mo
I provide data analysis and reporting solutions using Excel, Power Query, SQL, and Power BI. • Clean and transform messy Excel/CSV data using Power Query • Automate recurring data preparation and reporting workflows • Write SQL queries for data analysis and business questions • Build Power BI dashboards using DAX and data modeling • Create KPI reports, sales analysis, and business insights • Use AI as an assistant to improve analysis and workflow efficiency